Soc 17- The Structure Of The Respiratory System Flashcards
What is inhaled air?
The air you breathe in is 20% oxygen and 0.4% CO2
What is exhaled air?
The air you breathe out is 16% oxygen and 4% CO2
What is vital capacity?
The greatest amount of air that can be passed in and out of the lungs by the most forceful inspiration and expiration.
What is tidal volume?
The amount of air inspired and expired with each normal breath at rest or during exercise.
What is respiration?
The movement of air from outside the body into the cells within tissues
What is the diaphragm?
The primary muscle used in the process of inspiration, or inhalation. A dome-shaped sheet of muscle that separates the chest from the rest of the body cavity.
What is the trachea?
The tube that takes in air into the chest, also known as the windpipe.
What is the Bronchus?
Tube along which air passes from the trachea into the lungs
Bronchioles
Smaller branches coming off the bronchi
Alveoli
Tiny sacs at the end of the bronchioles, where gas exchange takes place.
Haemoglobin
A type of protein found in every red blood cell
Gaseous exchange
The delivery of oxygen from the lungs to the bloodstream and the removal of carbon dioxide from the tissues
What is oxygen debt?
The amount of oxygen needed at the end of a physical activity to break down any lactic acid.
Anaerobic exercise
Working at a high intensity level without oxygen for energy production
V02 Max
The volume of oxygen an athlete can consume while exercising at maximum capacity
